Each main bearing cap in an engine contains four bolts. The bolts are selected at random, without replacement, from a parts bin that contains 30 bolts from one supplier and 70 bolts from another. (a)...


Each main bearing cap in an engine contains four bolts. The bolts are selected at random,<br>without replacement, from a parts bin that contains 30 bolts from one supplier and 70 bolts<br>from another.<br>(a) What is the probability that a main bearing cap contains all bolts from the same<br>supplicr?<br>(b) What is the probability that at least three bolts are from the same supplier?<br>

Extracted text: Each main bearing cap in an engine contains four bolts. The bolts are selected at random, without replacement, from a parts bin that contains 30 bolts from one supplier and 70 bolts from another. (a) What is the probability that a main bearing cap contains all bolts from the same supplicr? (b) What is the probability that at least three bolts are from the same supplier?

Jun 11, 2022
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